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    What Is the Cystatin C Test?

    The Cystatin C test determines the level of cystatin C, a protein produced by cells in your body, found in your blood. Normally, healthy kidneys help to regulate the amount of cystatin C by filtering and removing any excess. However, if the kidneys aren’t functioning properly, the cystatin C level in your blood can rise.

    This test is useful for assessing how well your kidneys are filtering waste from your blood, especially in cases where standard kidney tests, such as creatinine tests, may not be reliable. The Cystatin C test is particularly helpful in identifying early kidney issues, even when there are no clear symptoms. It is also valuable in cases where traditional tests may be influenced by factors like muscle mass, age, or gender.

    If cystatin C levels are high, it may suggest that the kidneys are not filtering blood efficiently, and further tests might be required.

    If you’re based in Delhi and are worried about your kidney health, consider booking a Cystatin C test in Delhi to assess your kidney function and ensure early detection of any potential problems.

    Cystatin C Test Parameters

    The Cystatin C test measures just one parameter – the amount of Cystatin C protein present in your blood.

    Produced by nearly every cell in your body, Cystatin C helps regulate enzymes that break down proteins. Your body produces it at a steady rate, and its levels are minimally impacted by factors such as muscle mass, diet, or gender, making it a reliable indicator of kidney function.

    Cystatin C is small enough to pass through the glomeruli, the filtration units in your kidneys. Once filtered, it is absorbed and broken down in the kidneys’ proximal tubules. As such, normal levels of Cystatin C suggest your kidneys are working properly, while higher levels may signal kidney dysfunction.

    Although conditions like thyroid problems, smoking, or cancer may affect Cystatin C levels, this test is still a reliable way to detect early kidney issues. Doctors also use it in calculations to estimate kidney filtration efficiency, such as the eGFR test.

    Cystatin C Test Preparation

    Before undergoing a Cystatin C test, here are some important details: Prerequisites In most cases, there is no need for fasting or any special preparations before a Cystatin C test. It is a simple blood test that doesn't require extensive prior arrangements. Best Time to Get Tested The Cystatin C test can be carried out at any time during the day. Who Should Have a Cystatin C Test? This test is most suitable for individuals suspected of having kidney problems or those who require a more precise assessment of kidney function than traditional methods. It is especially valuable when standard kidney tests, such as creatinine, may be influenced by factors like muscle mass, age, or dietary habits. Cautions Before the Cystatin C Test No specific precautions are necessary before taking the Cystatin C test.

    Why Take the Cystatin C Test?

    The Cystatin C test provides a reliable way to evaluate kidney function, especially when other tests may not yield clear results. It is particularly helpful in the following situations: ● When other kidney tests are unclear : If creatinine-based tests don’t offer a conclusive picture of kidney health, the Cystatin C test can provide a more accurate measure. ● If you have specific health conditions : This test can help detect potential kidney issues, even if no symptoms are present. ● If you are older or very muscular : Creatinine levels can vary in older adults or individuals with significant muscle mass, such as athletes. The Cystatin C test provides a more accurate assessment of kidney function in these cases. It can also be used to verify uncertain results from other kidney tests or to monitor kidney health over time.

    FAQs on Cystatin C Test in Delhi

    The cost of the Cystatin C test in Delhi is ₹924. This includes the convenience of home sample collection within 60 minutes of confirming your booking, with results delivered within 84 hours of sample collection.

    Yes, you can have the Cystatin C test at home. Following booking confirmation, a trained eMedic will visit your home within 60 minutes, depending on availability to collect your home sample.

    The Cystatin C test is used to check kidney function by measuring cystatin C levels. When kidney filtration declines, cystatin C levels rise, aiding in the early detection of kidney issues.

    Fasting is not usually required for the Cystatin C test, but be sure to follow your doctor’s guidance if any particular preparation is needed.

    To book the Cystatin C test with Orange Health Labs, simply follow these steps:

    • Search for the Test : Visit the Orange Health website and select the Cystatin C test in Delhi.

    • Confirm Booking : Choose the test, review any necessary guidelines, provide your location details, and schedule a convenient collection time.

    • Sample Collection : A trained eMedic will come to your home or chosen location to collect the sample.

    • Laboratory Processing : The blood sample will be processed at an ICMR-approved and NABL-accredited laboratory.

    • Receive Results : Results will be shared via email or WhatsApp within 84 hours of sample collection, and they can also be accessed via the Orange Health app.

    Cystatin C test levels typically fall between 0.61 and 0.95 mg/L. It's important to consult your doctor for an accurate interpretation of your results.

    Once your Cystatin C test is confirmed, a trained eMedic will collect your sample within 60 minutes. The results are usually available online within 84 hours following sample collection.

    The frequency of the Cystatin C test varies based on your health condition and your doctor’s recommendations. Please consult your doctor to decide the best testing schedule for you.

    The Cystatin C test assesses the concentration of Cystatin C protein in your blood.

    Orange Health provides convenient home testing services for the Cystatin C test in Delhi, covering areas such as Chandni Chowk, Connaught Place, Defence Colony, Dwarka, Greater Kailash, Green Park, Hauz Khas, Janakpuri, Rajouri Garden, Rohini, Safdarjung Enclave, Shahdara, South Extension, Kalkaji, Karol Bagh, Lajpat Nagar, Malviya Nagar, Mayur Vihar, Nehru Place, Preet Vihar, and Vasant Kunj.

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    References

    1. Cystatin C (serum, plasma, urine) [Internet].  Available from:  https://www.acb.org.uk/static/3bbd3ea1-e353-4fd2-b8c144952c1af89f/cystatin-c.pdf
    2. Cystatin C [Internet].  Available from:  https://labtestsonline.org.uk/tests/cystatin-c
    3. Gounden V, Jialal I. Renal function tests [Internet].  Available from:  https://www.ncbi.nlm.nih.gov/books/NBK507821/